我被赋予了一个基于简单数组创建通用集合实现的任务。集合应该实现List接口。目前我有:如何在数组中创建一个列表集合?
import java.util.*;
import java.util.List;
import java.util.ArrayList;
import java.util.ListIterator;
import java.util.Iterator;
public class Main {
public static void main(String[] args) {}
}
class MyCollection<T> implements List<T>{
T[] tab;
MyCollection() {
this.tab = (T[])new Object[10];
}
public List subList(int from, int to){
return new ArrayList();
}
public <T> T[] toArray(T[] t){}
public T[] toArray(){}
public ListIterator listIterator(){}
public ListIterator listIterator(int i){}
public Iterator iterator(){}
public boolean contains(){}
public boolean contains(Object o){}
public boolean isEmpty(){}
public int size(){}
public int lastIndexOf(Object o){}
public int indexOf(Object o){}
public T remove(int i){}
public boolean remove(Object o){}
public void clear(){}
public void add(int i, T t){}
public boolean add(T t){}
public T set(int i, T t){}
public T get(int i){}
public boolean retainAll(Collection c){}
public boolean removeAll(Collection c){}
public boolean addAll(int i, Collection c){}
public boolean addAll(Collection c){}
public boolean containsAll(Collection c){}
}
如果我的数据存储在数组中,如何实现所需的方法?例如,我可以写一个数组的listIterator?
你已经开始使用圈子。现在是时候画出猫头鹰的其余部分了! http://theord.com/wp-content/uploads/2010/08/drawOwl.png – DennyRolling 2010-11-08 01:59:50
这是功课吗?如果不是,答案是'ArrayList'。 – 2010-11-08 02:21:42